implore vs plead

implore and plead both are verbs.

Word	Noun	Adjective	Verb	Adverb
implore	No	No	Yes	No
plead	No	No	Yes	No

As verbs, plead is a hypernym of implore; that is, plead is a word with a broader meaning than implore:

implore (verb)	plead (verb)
call upon in supplication; entreat	appeal or request earnestly
	enter a plea, as in courts of law
	offer as an excuse or plea
	make an allegation in an action or other legal proceeding, especially answer the previous pleading of the other party by denying facts therein stated or by alleging new facts